TW200911514A - Methods of degassing ophthalmic lens monomer mixtures - Google Patents
Methods of degassing ophthalmic lens monomer mixtures Download PDFInfo
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- TW200911514A TW200911514A TW097112095A TW97112095A TW200911514A TW 200911514 A TW200911514 A TW 200911514A TW 097112095 A TW097112095 A TW 097112095A TW 97112095 A TW97112095 A TW 97112095A TW 200911514 A TW200911514 A TW 200911514A
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- ocufilcon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/00038—Production of contact lenses
- B29D11/00125—Auxiliary operations, e.g. removing oxygen from the mould, conveying moulds from a storage to the production line in an inert atmosphere
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/0042—Degasification of liquids modifying the liquid flow
- B01D19/0052—Degasification of liquids modifying the liquid flow in rotating vessels, vessels containing movable parts or in which centrifugal movement is caused
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Eyeglasses (AREA)
- Degasification And Air Bubble Elimination (AREA)
- Medicinal Preparation (AREA)
- Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
- Silicon Polymers (AREA)
Description
200911514 九、發明說明: 【發明所屬之技術領域] 本發明係關於一種眼膜透鏡之製造,特別是由矽酮水凝 膠配方製成之透鏡。 5 本+請案為2()()7年4月6日提出中請之美國非臨時性 專利申請案號60/91 〇,473。 【先前技術】 眼膜透鏡一特別是軟式隱形眼鏡一係由經聚合而形成 可用水膨脹的硬物之單體混合物製成。最初,眼膜透鏡係由 10 不含伸之水凝膠配方製成。最近發展已導向含材酮單體 及大分子單體之水凝膠。由此等材料製成之眼膜透鏡極受歡 迎’由於其高透氧性及其它因素。然而,製造此等材料不同 於製造不含梦_之水凝膠。 經聚合而形成矽酮水凝膠之配方在聚合前必須除氣。若 15 此等材料未經除氣,所製得之透鏡含有許多洞口、氣泡及裂 缝。為了避免此項問題’矽酮水凝膠配方通常使用未併入生 產線之不同技術(旋轉蒸發器、氮氣沖洗等)予以除氣。若 矽酮水凝膠配方之除氣方法能併入生產線將為最有利者。此 為矽酮水凝膠與含非矽酮的水凝膠共有之問題。美國專利號 20 5,435,943 —全體特此併入參考一針對含非矽酮的水凝膠提 出此項問題。此除氣器被併入生產線且在含非矽酮的水凝膠 中充分減少溶解的氣體。然而,此專利之除氣器對矽酮水凝 膠無法運作順暢。因此,找到一種可併入生產線且對石夕酮水 凝膠除氣之除氣器將很有用。下述發明提出此項需求。 5 200911514 【發明内容】 本發明包含一種液體單體配方之除氣方法,包括以徑向 液體流程除氣器處理該配方。
本文所用「液體單體配方」係指用以形成眼膜透鏡之成 5 分混合物,例如軟式隱形眼鏡、人工水晶體(intraocular)、疊 加透鏡(overlay lens)、眼插入物(ocuiarinsert)、淚管检 子(punctual plug)、及光學插入物(0pticai insert)。本發 明較好的液體單體配方為用以製備軟式隱形眼鏡之矽酮彈 性體、水凝膠、石夕酮水凝膠、及氟水凝勝者。軟式隱形眼鏡 10 配方為美國專利號 5,710,302、WO 9421698 ' EP 406161、JP 2000016905、美國專利號 5,998,498、美國專利號 6,087,415、 美國專利號5,760,100、美國專利號5,776,999、美國專利號 5,789,461、美國專利號5,849,811、及美國專利號5,965,631 所揭示者。參照前述參考文獻全體特此併入。特別好的液體 15 單體配方係用以製備已知為下列美國核准名稱之軟式隱形 眼鏡者:亞科富康A(acofilcon A)、亞洛富康A(alofilcon A)、 阿爾發富康A(alphafilcon A)、亞米富康A(amifilcon A)、亞 斯蒂富康 A(astifilcon A)、亞塔拉富康 A(atalafilcon A)、巴 利富康A(balafilcon A)、比斯富康A(bisfilcon A)、布富康 20 A(bufilcon A)、康富康(comfilcon)、克洛富康 A(crofilcon A)、環富康 A(cyclofilcon A)、達爾富康 A(darfilcon A)、德 爾塔富康 A(deltafilcon A)、德爾塔富康 B(deltafilcon B)、迪 姆富康 A(dimefilcon A)、德洛西富康 A(drooxifilcon A)、耶 希富康 A(epsifilcon A)、酯富康 A(esterifilcon A)、伊他富康 6 200911514 A(etafilcon A)、佛科富康 A(focofilcon A)、佳利富康 A(galyfilcon A)、真富康 A(genfilcon A)、構法富康 A (govafilcon A)、黑爾富康 A(hefilcon A)、黑爾富康 B(hefilcon B)、黑爾富康 D(hefilcon D)、希拉富康 A(hilafilcon A)、希 5 拉富康 B(hilafilcon B)、希歐西富康 B(hioxifilcon B)、希歐 西富康 C(hioxifilcon C)、希西歐富康 A(hixoifilcon A)、氫 富康 A(hydrofilcon A)、連尼富康 A(lenefilcon A)、利可力 富康 A(licryfilcon A)、利可力富康 B(licryfilcon B)、利多富 康 A(lidofilcon A)、利多富康 B (lidofilcon B)、樂特富康 10 A(lotrafilcon A)、樂特富康 B (lotrafilcon B)、瑪富康 A(mafilcon A)、枚思富康 A(mesifilcon A)、牧塞富康 B(methafilcon B)、米巴富康 A(mipafilcon A)、尼爾富康 A(nelfilcon A)、尼特富康 A(netrafilcon A)、歐庫富康 A(ocufilcon A)、歐庫富康 B(〇cufilcon B)、歐庫富康 15 C(ocufilcon C)、歐庫富康 D(ocufilcon D)、歐庫富康 E(ocufilcon E)、歐富康 A(ofilcon A)、歐瑪富康 A(omafilcon A)、歐西富康 A(oxyfilcon A)、五富康 A(pentafilcon A)、全 富康 A(perfilcon A)、培巴富康 A(pevafilcon A)、菲富康 A(phemfiIcon A)、波麗麻康(polymacon)、聖挪富康 2〇 A(senofilcon A)、希拉富康 A(silafilcon A)、希諾富康 A (siloxyfilcon A)、特富康 A(tefilcon A)、四富康 A (tetrafilcon A)、三富康 A (trifilcon A)、法思富康(vasurfileon)、位富康 (vifilcon)、及西樂富康A(xylofilcon A)。本發明更特好的眼 膜裝置為佳利富康A(galyfilcon A)、聖挪富康A(senofilcon 7 200911514 A)、真富康 A(genfilcon A)、連尼富康 A(lenefilcon A)、康 富康(comfilcon)、樂特富康A(lotrafilcon A)、樂特富康 B(lotrafilcon B)、及巴利富康 A(balafilcon A)。更好的透鏡 包含康富康(comfilcon)、佳利富康A(galyfilcon A)、及聖挪 5 富康A(senofilcon A)。最好的透鏡包含佳利富康A(galyfilcon A)、及聖挪富康 A(senofilcon A)。 術語「徑向液體流程除氣器」係指使含有氣體的液體流 動穿過中空膜之裝置。中空膜從液體移除溶解的氣體。較好 的徑向液體流程除氣器為Liqui-Cel®所製造之2X6 Radial 10 Flow SuperPhobic (參見 http://www.liqui-cel.com/uploads/documents/D82 Rev9 8-07 — — 2x6%20SP%20Radial%20Flow3.pdf)及 Liqui-Cel 6 x 28 NBTM’特別好的徑向除氣器為2X6 Radial Flow SuperPhobic。 【實施方式】 15 本文所用「處理」意指使液體單體混合物與徑向液體流 程除氣器接觸之物理方法。眼膜裝置可在其聚合後任何時候 用抗過敏劑予以處理。製備隱形眼鏡之自動化製程包含下列 步驟:使液體單體配方聚合以形成圓盤、使用兩半鑄模、旋 轉鑄造、或靜模鑄造及聚合化。參見美國專利號4,495,313、 20 4,680,336、4,889,664、3,408,429、3,660,545、4,113,224、及 4,197,266 ’所有參考文獻全體併入參考。任何此等步驟典型 地伴隨自模製表面移除、水合作用、檢驗、及包裝。本發明 方法特別有用,因為其可直接併入生產線,節省時間與浪費 的單體材料。 ' 8 200911514 前述未發明方法係意欲說明本發明,並建議使本發明具 體化之方法與裝置。熟習製造軟式隱形眼鏡與其它專業者可 發現實施本發明之其它方法。然而,彼等方法被視為本發明 範疇之内。
Claims (1)
- 200911514 十、申請專利範園: 1 · 一種液體單體配方之除氣方法,包括以徑向液體流程除氣 器處理該配方。 2. 如申請專利範圍第1項之方法,其中該液體單體配方包括 5 Z夕酮。 3. 如申請專利範圍第1項之方法,其中該液體單體配方係選 自於亞科富康A(acofilcon A)、亞洛富康A(alofilcon A)、阿 爾發富康A(alphafilcon A)、亞米富康A(amifilcon A)、亞斯 蒂富康 A(astifilcon A)、亞塔拉富康 A(atalafilcon A)、巴利 10 富康 A(balafilcon A)、比斯富康 A(bisfilcon A)、布富康 A(bufilcon A)、康富康(comfilcon)、克洛富康 A(crofilcon A)、環富康 A(cyclofilcon A)、達爾富康 A(darfilcon A)、德 爾塔富康 A(deltafilcon A)、德爾塔富康B(deltafilcon B)、 迪姆富康 A(dimefilcon A)、德洛西富康 A(drooxifilcon A)、 15 耶希富康 A(epsifilcon A)、醋富康 A(esterifilcon A)、伊他 富康A(etafilcon A)、佛科富康A(focofilcon A)、佳利富康 A(galyfilcon A)、真富康 A(genfilcon A)、構法富康 A (govafilcon A)、黑爾富康 A(hefilcon A)、黑爾富康 B(hefilcon B)、黑爾富康 D(hefilcon D)、希拉富康 2〇 A(hilafilcon A)、希拉富康 B(hilafilcon B)、希歐西富康 B(hioxifilcon B)、希歐西富康 c(hioxifilcon C)、希西歐富 康A(hixoifilcon A)、氫富康A(hydrofilcon A)、連尼富康 A(lenefilcon A)、利可力富康 A(licryfilcon A)、利可力富康 B(licryfilcon B)、利多富康 A(lidofilcon A)、利多富康 B 200911514 (lidofilcon B)、樂特富康 A(lotrafilcon A)、樂特富康 B (lotrafilcon B)、瑪富康 A(mafilcon A)、枚思富康 A(mesifilcon A)、枚塞富康 B(metliafilcon B)、米巴富康 A(mipafilcon A)、尼爾富康 A(nelfilcon A)、尼特富康 5 A(netrafilcon A)、歐庫富康 A(ocufilcon A)、歐庫富康 B(ocufilcon B)、歐庫富康 C(ocufilcon C)、歐庫富康 D(ocufilcon D)、歐庫富康 E(ocufilcon E)、歐富康 A(ofilcon A)、歐瑪富康 A(omafilcon A)、歐西富康 A(oxyfilcon A)、 五富康A(pentafilcon A)、全富康A(perfilcon A)、培巴富康 ίο A(pevafilcon A)、菲富康 A(phemmcon A)、波麗麻康 (polymacon)、聖挪富康 A(senofilcon A)、希拉富康 A(silafilcon A)、希諾富康 A (siloxyfilcon A)、特富康 A(tefilcon A)、四富康 A (tetrafilcon A)、三富康 A (trifilcon A)、法思富康(vasurfilcon)、位富康(vifilcon)、及西樂富康 15 A(xylofilcon A)所組成組群之配方。 4. 如申請專利範圍第1項之方法,其中該液體單體配方係選 自於佳利富康A(galyfilcon Α)、聖挪富康A(senofilcon Α)、 真富康A(genfilcon A)、連尼富康A(lenefilcon A)、康富康 (comfilcon)、樂特富康 A(lotrafilcon A)、樂特富康 2〇 B(lotrafilconB)、及巴利富康A(balafilconA)所組成組群之 配方。 5. 如申凊專利範圍第1項之方法’其中該液體單體配方係選 自於康富康(comfilcon)、伊他富奉A(etafilcon A)、佳利富 康A(galyfilcon A)、及聖挪富康A(senofilcon A)所組成之 200911514 組君f。 6. 如申請專利範圍第1項之方法,其中該徑向液體流程除氣 器為 Liqui-Cel 6x28NB。 7. 如申請專利範圍第1項之方法,其中該除氣器係以一部分 5 自動化軟式隱形眼鏡生產線進行。 12 200911514 七、指定代表圖: (一) 本案指定代表圖為:第(各)圖。 (二) 本代表圖之元件符號簡單說明: 無 10 八、本案若有化學式時,請揭示最能顯示發明特徵的化學式: 無
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US91047307P | 2007-04-06 | 2007-04-06 |
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TW200911514A true TW200911514A (en) | 2009-03-16 |
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TW097112095A TW200911514A (en) | 2007-04-06 | 2008-04-03 | Methods of degassing ophthalmic lens monomer mixtures |
Country Status (12)
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US (2) | US20080245747A1 (zh) |
EP (1) | EP2144745A1 (zh) |
JP (1) | JP2010523763A (zh) |
KR (1) | KR20100015400A (zh) |
CN (1) | CN101657321A (zh) |
AR (1) | AR065945A1 (zh) |
AU (1) | AU2008236558A1 (zh) |
BR (1) | BRPI0809903A2 (zh) |
CA (1) | CA2682840A1 (zh) |
RU (1) | RU2464168C2 (zh) |
TW (1) | TW200911514A (zh) |
WO (1) | WO2008124256A1 (zh) |
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US9581832B2 (en) * | 2013-03-15 | 2017-02-28 | Johnson & Johnson Vision Care, Inc. | Method and apparatus for encapsulating a rigid insert in a contact lens for correcting vision in astigmatic patients |
US9250357B2 (en) * | 2013-03-15 | 2016-02-02 | Johnson & Johnson Vision Care, Inc. | Silicone-containing contact lens having reduced amount of silicon on the surface |
US11125916B2 (en) | 2016-07-06 | 2021-09-21 | Johnson & Johnson Vision Care, Inc. | Silicone hydrogels comprising N-alkyl methacrylamides and contact lenses made thereof |
WO2019150260A1 (en) * | 2018-01-30 | 2019-08-08 | Novartis Ag | Contact lenses with a lubricious coating thereon |
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2008
- 2008-03-18 BR BRPI0809903-0A2A patent/BRPI0809903A2/pt not_active IP Right Cessation
- 2008-03-18 US US12/050,215 patent/US20080245747A1/en not_active Abandoned
- 2008-03-18 RU RU2009140970/05A patent/RU2464168C2/ru not_active IP Right Cessation
- 2008-03-18 WO PCT/US2008/057305 patent/WO2008124256A1/en active Application Filing
- 2008-03-18 CA CA002682840A patent/CA2682840A1/en not_active Abandoned
- 2008-03-18 JP JP2010502184A patent/JP2010523763A/ja active Pending
- 2008-03-18 CN CN200880011277A patent/CN101657321A/zh active Pending
- 2008-03-18 KR KR1020097020871A patent/KR20100015400A/ko not_active Application Discontinuation
- 2008-03-18 EP EP08732390A patent/EP2144745A1/en not_active Withdrawn
- 2008-03-18 AU AU2008236558A patent/AU2008236558A1/en not_active Abandoned
- 2008-04-03 TW TW097112095A patent/TW200911514A/zh unknown
- 2008-04-04 AR ARP080101407A patent/AR065945A1/es not_active Application Discontinuation
-
2011
- 2011-11-07 US US13/290,828 patent/US20120048114A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US20120048114A1 (en) | 2012-03-01 |
RU2464168C2 (ru) | 2012-10-20 |
US20080245747A1 (en) | 2008-10-09 |
BRPI0809903A2 (pt) | 2014-10-07 |
JP2010523763A (ja) | 2010-07-15 |
KR20100015400A (ko) | 2010-02-12 |
RU2009140970A (ru) | 2011-05-20 |
AU2008236558A1 (en) | 2008-10-16 |
WO2008124256A1 (en) | 2008-10-16 |
AR065945A1 (es) | 2009-07-15 |
EP2144745A1 (en) | 2010-01-20 |
CN101657321A (zh) | 2010-02-24 |
CA2682840A1 (en) | 2008-10-16 |
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